kbest02 kbest02

03-04-2020
Mathematics

contestada

Find the sum of the given polynomials. 3x ^2 + 2x - 5 and -4 + 7x ^2

Respuesta :

Hrishii Hrishii

03-04-2020

Answer:

[tex] 10 {x}^{2} + 2x - 9[/tex]

Step-by-step explanation:

[tex](3 {x}^{2} + 2x - 5) + ( - 4 + 7 {x}^{2}) \\ = 3 {x}^{2} + 2x - 5+ 7 {x}^{2} - 4 \\ = 3 {x}^{2} + 7 {x}^{2} + 2x - 5- 4 \\ = 10 {x}^{2} + 2x - 9[/tex]

Answer Link

Otras preguntas

For half an hour the glass-bottomed boat drifted. Pitching and rolling above the reef in four- to six-foot waves. a. Fragment b. Run-on c. Correct

For half an hour the glass-bottomed boat drifted. Pitching and rolling above the reef in four- to six-foot waves. a. Fragment b. Run-on c. Correct

why is water considered a polar molecule?

what was the importance of the justinian code that was created during emperor justinian's reign?

Expand these: a. (x + 2)(x - 2) b. (y - 4)(y + 2)

production shows that only 3 of the first 10 phones are working, which is 30% of the phones. describe how the percentage of working phones changes if the eleven

What is the product of (3a + 2)(4a2 – 2a + 9)? what is the answer please i need help

the united states sent forces to what area of tbd world in the mid-1990s to stop ethnic cleaning

(2,?) is on the line x + 3 = y. Find the other half of the coordinate.

What is a line graph?